Specification: 1. Power supply: Batteries(AAA 1.5V*4),DC6.0V(USB cable for PC),or AC power Adapter cord(output 6V,350mA) 2. Output power: 2.0W*2 3. Frequency response: 20-20KHZ 4. Impedance: 4R 5. Unit Speaker : a?R50mm*2 6. Signal to noise ra... - Update: 2007-04-28

Specification: 1. Power supply: Batteries(AAA 1.5V*4),DC5.0V(USB cable for PC),or AC power Adapter cord(output 9V,800mA) 2. Output power: 2.5W*2 3. Frequency response: 20-20KHZ 4. Impedance: 4R Distortion:a??1.5% 5. Unit Speaker : a?R40... - Update: 2007-04-28

Specification: 1. Power supply: Batteries(AAA 1.5V*4),DC5.0V(USB cable for PC),or AC power Adapter cord(output 6V,350mA) 2. Output power: 2.0W*2 3. Frequency response: 20-20KHZ 4. Impedance: 4R 5. Unit Speaker : 50mm*2 6. Signal to noise ratio:... - Update: 2007-04-28

Features: Bluetooth 1.2 version Rangei??10metres Weight 14 grams Talk time: 4 to 6 hours Standby time: 180hours Battery: 120mah lithium-polymer battery Charging time:About 2 hours Packing: N.W. 14.5kgs G.W. 15.5kgs Giftbox:14.5cmA?1... - Update: 2007-04-28

Specification: 1. Power supply: Batteries(AAA 1.5V*4),DC5.0V(USB cable for PC),or AC power Adapter cord(output 6V,350mA) 2. Output power: 1.0W*2 3. Frequency response: 20-20KHZ 4. Impedance: 4R 5. Unit Speaker : 50mm*2 6. Signal to noise ratio:... - Update: 2007-04-28

Feature: 1. Compatible with Bluetooth-enabled devices such as mobile phones,PDAs and laptops 2. Headset and handsfree profiles supported 3. Ergonomic, reversible earhook with improved back housing design to form fit to your ear 4. Up to 10 meters... - Update: 2007-04-28

Feature: 1. Compatible with Bluetooth-enabled devices such as mobile phones,PDAs and laptops 2. Headset and handsfree profiles supported 3. Multi-function button to control 3-way calling, call start and end, hold, mute 4. Up to 5 hours of talk ti... - Update: 2007-04-28

Feature: 1. Compatible with Bluetooth-enabled devices such as mobile phones,PDAs and laptops 2. Headset and handsfree profiles supported 3. Ergonomic, reversible earhook with improved back housing design to form fit to your ear 4. Up to 20 meters... - Update: 2007-04-28

Feature: 1. Compatible with Bluetooth-enabled devices such as mobile phones,PDAs and laptops 2. Headset and handsfree profiles supported 3. Ergonomic, reversible earhook with improved back housing design to form fit to your ear 4. Up to 15 hours ... - Update: 2007-04-28

Features: Transmitter 1. Radiate Frequency: FM 49.85MHz 2. Radiate power: max120dBu 3. 6F22(9V) battery, or used AC/DC adopter 4. Audio input: a??500mV Sound box 1. Size (AA)x8(12V), or used AC/DC adopter 2. Receiver frequency :FM 49.... - Update: 2007-04-28