Halcyon Symbios Blue Handset Dive Computer (13.001.050)
Halcyon Symbios Blue Handset Dive Computer (13.001.050) is backordered and will ship as soon as it is back in stock.
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Product Information
The Halcyon Symbios Blue Handset is a wrist-mounted dive computer with a 2.4 inch full-color transflective display (320 x 240 pixels) that stays readable in bright light without needing high backlight power, which helps the rechargeable Li-ion battery reach up to 30 hours of use. It supports air, nitrox, trimix, and oxygen in open-circuit mode and includes a fixed-setpoint closed-circuit mode, running the Buhlmann ZHL-16C algorithm with adjustable gradient factors and an on-screen gradient factor chart that shows decompression progress visually. The slim housing is rated to 120 m (394 ft).
Two glove-friendly buttons with tactile feedback control customizable display fields and screen layouts, and the handset adds vibration alerts, a digital compass, and a 1000-hour dive log. Bluetooth links it to the Halcyon app on iOS and Android for settings, logs, and dive simulation on land or in the water. The Blue Handset works with the Symbios Tank Pod (sold separately) for wireless tank pressure, and with the wider Symbios ecosystem. It does not include the wireless rebreather integration found on the Symbios Silver Handset. This listing is the handset without a case and includes the handset, bungee, charging cable, and screen protector.
- 2.4 inch full-color transflective display (320 x 240 pixels), readable in bright conditions
- Power-efficient screen with rechargeable Li-ion battery, up to 30 hours of battery life
- Supports air, nitrox, trimix, and oxygen in open-circuit mode, plus fixed-setpoint closed-circuit mode
- Buhlmann ZHL-16C algorithm with adjustable gradient factors and a visual gradient factor chart
- Customizable display fields and screen layouts
- Two-button interface with tactile feedback for use with gloves
- Vibration alerts and digital compass
- Bluetooth connection to the Halcyon app (iOS and Android) for settings, logs, and dive simulation
- Works with the Symbios Tank Pod for wireless tank pressure (sold separately)
- Rated to 120 m (394 ft) with 1000-hour dive log memory
| Brand | Halcyon |
| Model | Symbios Blue Handset, No Case (13.001.050) |
| Display | 2.4 in full-color transflective, 320 x 240 pixels |
| Gases | Air, nitrox, trimix, oxygen |
| Modes | Open circuit; fixed-setpoint closed circuit |
| Algorithm | Buhlmann ZHL-16C with adjustable gradient factors |
| Depth rating | 120 m (394 ft) |
| Battery | Rechargeable Li-ion, up to 30 hours |
| Dive log | 1000 hours |
| Controls | 2 buttons with tactile feedback |
| Alerts | Visual and vibration |
| Compass | Digital |
| Connectivity | Bluetooth; Halcyon app for iOS and Android |
| Air integration | Wireless, with Symbios Tank Pod 13.001.005 (sold separately) |
| Wireless rebreather integration | Not supported (Symbios Silver Handset only) |
| Includes | Handset, bungee, charging cable, screen protector; no case |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.















