The BTS8i a Bluetooth GPS receiver manufactured by Overfly comes with the highly rated SiRFStar III GPS chipset which support up to a max of 20 channels. It boasts an accuracy rate of anywhere between 3 metres to 9 metres. It has a 13 hours battery life for continuous usage. No price and availability announced, but you’ll get great price if you plan to buy in bulk of 200 units. More specifications…

- GPS Chip: SIRF III GPS Module
- Frequency: L1,1575.42MHz
- C/A Code: 1.023MHz chip rate
- Channels: SIRF III 20 Channels
- Antenna: Built-in low noise
- Extral Antenna Port Active MMCX Antenna
- 159dBm Tacking , Superior Urban Canyon Performance
- Cold start: 42 sec, average Acceleration < 4g
- Warm start: 38 sec, average Motional Jerk 20m/sec
- Hot start: 4 sec, average
- Reacquisition: 1 sec
- Accuracy: 3m CEP (50%), 9m (90%)
- Velocity: 0.1m/sec , without SA
- Time: 100ns synchronized to GPS time
- Built-in rechargeable 1000mAh Li-ion battery and 5V DC input
- Operation current: 80mA (Typical)
- Operation time: 13hours, after fully charged, in continuous
- Charging time: 3 hours (Typical)

[via Ubergizmo]