This NAT1400 bluetooth speakerphone is specially designed for users to enjoy convenience and freedom of wireless communication. Dual capacity of use on desk-top like a conference speakerphone and in car like a hands-free car kit. Advanced technology gives you full duplex impeccable sound quality.<br><br><strong>Main Features:</strong> <br>Connect two devices simultaneously<br>Bluetooth V3.0 + EDR, furthest distance (10m)<br>Transmission power: Class 2<br>Working temperature: -20 - 60 deg.c<br>Operating voltage: 3.6V<br>Operating current: ＜ 35mA<br>Standby current: ＜ 2mA<br>Answer / end / reject a call<br>Enjoy car music, make phone calls<br><br><br>Model : NAT1400 <br>Bluetooth version: V3.0 +EDR <br>Frequency range: 2.4 - 2.48 GHz <br>Operation distance: 0~10 meters <br>Talk time: 8 hours <br>Standby time: 720 hours <br>Charging time: 2 - 3 hours <br>Color : Black <br>Special function : High Performance Voice<br><br><br>Product weight : 0.051 kg <br>Package weight : 0.170 kg <br>Product size (L x W x H) : 11.5 x 4.5 x 1.2 cm / 4.52 x 1.77 x 0.47 inches <br>Package size (L x W x H) : 17 x 10 x 6 cm<br><br><br>Package contents: 1 x Car Bluetooth, 1 x USB cable, 1 x Car Charger, 1 x Clip, 1 x English /Chinese User Manual