OTS Buddy Phone Through-Water Transceivers (1/2 Watt Output Power)
$1,835.00 inc. GST
The OTS Buddy Phone D2 Guardian is a 0.5 W, two-channel through-water voice transceiver for a compatible Guardian full-face mask. Push-to-talk and voice-menu controls support communication with compatible OTS equipment. Mask and 9 V battery are not included.
SKU: 900463-000
4 in stock (can be backordered)
- Description
- Technical Specs
- Shipping
- Returns & Exchanges
- Click & Collect
- Frequently Asked Questions
- Reviews (0)
OTS Buddy Phone Through-Water Transceivers (1/2 Watt Output Power)
The D2 Guardian Buddy Phone adds underwater voice communication to a compatible OTS Guardian mask. Match the channel and sideband with the other divers’ or surface station’s equipment.
- OTS part 900463-000.
- 0.5 W output and two channels.
- Push-to-talk with voice-menu settings for volume, channel and continuous transmission.
- Channel 1: 32.768 kHz USB; Channel 4: 31.250 kHz LSB.
- Listed depth rating: 130 fsw / approximately 40 m.
- Uses one 9 V alkaline battery, not included.
The listed 50–500 m range depends on water conditions, background noise and equipment positioning. Guardian mask is separate.
Features and benefits
- Compatible with various OTS communication systems and full-face masks
- Stay connected underwater with the OTS Buddy Phone Through-Water Transceivers, a compact and reliable communication system designed for recreational divers, instructors, safety teams, and professional dive operations. Operating at 1/2 watt output power, the Buddy Phone allows clear voice communication between divers and surface support, improving safety, coordination, and overall dive enjoyment.
Technical Specs
| Brand | OTS - Ocean Technology Systems |
|---|---|
| Main model / configuration | OTS Buddy Phone Through-Water Transceivers (1/2 Watt Output Power) |
| Product type | Accessory |
| Battery | Alkaline 9V. Batteries not included |
| Depth rating | 130 feet in sea water (fsw) |
Additional specifications
| Nominal Range | 50 to 500 m depending on sea conditions & noise levels. |
|---|---|
| Transmission Type | Ultrasound using upper single sideband (USB) |
| Transmit Output Power | 0.5 watts PEP |
| Standard Frequency (PEP) | Recall & tone: Freq. A (Channel 1): 32.768 kHz USB Freq. B (Channel 4): 31.250 kHz |
| Audio Bandwidth | 300 to 3,000 Hz |
| Automatic Gain Control | Greater than 80 dB |
| Earphone | Ceramic |
| Microphone | High Quality Microphone |
| Transducer | Ceramic cylinder |
| Weight in Air | 8.1 oz |
In-stock orders placed before 12 noon Melbourne time on weekdays are usually dispatched the same day once payment is confirmed. This excludes public holidays, pre-orders, backorders, special orders and custom orders. Dispatch times can vary. Delivery time depends on the carrier and your location.
Standard mainland Australian shipping is $20. Click & Collect from our Hallam store is free once your order is ready.
- Large or bulky gear: additional freight charges apply on top of standard shipping: large dive bags $30; long freediving fins $15; long spearguns $20. Scuba tank freight is shown at checkout.
- Rural, remote & offshore: rural means anywhere outside metropolitan areas. Carrier availability and additional charges may apply, including for island and territory destinations. Our team will contact you if an extra freight quote is needed.
The available delivery rate for your order is shown at checkout.
Need your gear urgently? You are welcome to arrange your own same-day courier or Uber pickup from Hallam. Call 03 9702 3694 before booking so we can confirm payment, that your order is packed and ready, and a collection time. Tell us who will collect and give your driver the order number. You arrange and pay the courier directly; delivery timing depends on the provider.
Contact us within 30 days of delivery to request a refund, exchange or optional store credit on eligible unused goods within Australia. Refunds go to the original payment method. Keep goods clean and undamaged with tags, original packaging and all accessories. No restocking fee applies to eligible returns meeting these conditions.
For change-of-mind returns and size exchanges, you pay return postage and replacement shipping. Original delivery charges are not refunded. Water-tested goods, clearly marked clearance items and genuinely custom-made or personalised items are excluded from change-of-mind returns. Ordinary discounted goods remain eligible.
For product problems, please call 03 9702 3694 before returning an item so we can help and explain the next steps.
Still unsure which size to choose?
Call our experienced dive instructors on 03 9702 3694 before ordering. Have your measurements and preferred product ready so we can help you choose the most suitable size. Fit varies between brands and models.
FREE CLICK & COLLECT
Usually ready same day*
Select local pickup at checkout. We will email you when your order is ready. Please wait for your ready-to-collect confirmation before visiting, then bring your confirmation email and photo ID.
Need your gear urgently? You can arrange your own same-day courier or Uber pickup. Call 03 9702 3694 before booking so we can confirm payment, that your order is packed and ready, and a collection time. Tell us who will collect and give your driver the order number. You arrange and pay the courier directly; delivery timing depends on the provider.
Collect from our Hallam store
Factory 4 / 56–60 Hallam South Rd
Hallam VIC 3803
*For items in stock at our Hallam store during opening hours, subject to order processing. Available-to-order and special-order items take longer. Collection is unavailable while the store is closed.
Can I collect my order from the store?
Yes. Choose free local pickup at checkout and wait for your ready-to-collect email before visiting our Hallam store. Bring your confirmation and photo ID. See Click & Collect details.
How do I choose the right size?
Use the product's size chart where available and compare your measurements with the guide for that brand. Sizing varies between brands and products. Still unsure? Call our experienced dive instructors on 03 9702 3694 during business hours before ordering. Have your measurements and preferred product ready. For fins and boots, tell us which socks or dive boots you will wear.
How do I check availability?
Select your required options, such as colour and size, to see availability for that variation. “Available to order” means the item may need to be sourced before dispatch. Call 03 9702 3694 to check the current lead time before ordering, especially if you need your gear for a trip or a particular date.
When will my order be dispatched?
In-stock orders placed before 12 noon Melbourne time on weekdays are usually dispatched the same day once payment is confirmed. This excludes public holidays, pre-orders, backorders, special orders and custom orders. Dispatch times can vary. Delivery time is separate from dispatch time and depends on your location and the carrier. Read our shipping information.
Can I exchange an item if it does not fit?
Contact us within 30 days of delivery to request a refund to the original payment method, exchange or optional store credit on eligible unused goods. You pay change-of-mind return postage and replacement shipping; original delivery charges are not refunded. No restocking fee applies to eligible returns. Clearance and genuinely custom-made items are excluded from change-of-mind returns. Read the return conditions and next steps.
Can you help me choose the right gear?
Yes. Call 03 9702 3694 during store hours or email [email protected]. Tell us which product you are considering and how you plan to use it.
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