BTA II - Specifications
General
General Talk time: up to 7 hours Standby time: 200 hours Wireless range: up to 33 ft (10 m) Headset weight: 14 gr / 0.49 oz Battery type: rechargeable Li-Po Charging time: 2 hours typically Max. Output: 2.5 dbm Bluetooth® version 1.2 Chip manufacturer: Cambridge Silicone Radio (CSR)

