China (Mainland) VOIP Telephone

Specifications: Function Features Support Skype; a) PnP USB interface, compatible with USB1.1; b) 3-row LCD display date/time/number/credit balance etc; c) Caller ID display & incoming call ring d) 199 incoming & 199 outgoing call records can be stored, reviewed and dialed out e) With built-in ringer, personalized rings selectable and volume adjustable f) Keypad-dialing with key-in tone g) No need sound card h) .

No external power required i) Full duplex communication j) With DSP speech processor, Echo cancellation and noise reduction k) Portable design for notebook Specification a) Comply with USB V1.1 b) Comply with USB Audio Device Class Spec V1.0 c) Comply with USB HID Version1.1 d) Class-A USB linker e) Dimension: 135mm*50mm*28mm f) Weight: 165g g) Operating Voltage: 4V-5.25V DC h) Operating Temperature: -10~+40 degree i) Relative Humidity: 10%~95% j) Ambient noise