Product Details The Yealink WH67-UC is the Industry-leading convertible DECT wireless Headset, opening an entirely new form of desktop collaboration. Work seamlessly with major UC platforms and integrate natively with Yealink IP Phones. 4-inch HD Touch Screen of base offers new work experience, just one touch, all control. Act as a workstation, managing phone calls, connecting with multiple devices, charging mobile phones wirelessly using the optional wireless charger, and even playing a speakerphone’s role. Best of all, deploying such a multifunctional workstation only needs to plug directly. The easiest thing to do, the greatest convenience to enjoy. Product Features • 4.0 inch (480 x 800) capacitive touch screen • Yealink Acoustic Shield Technology • 2-ports USB 3.0 hub • Crystal speakerphone • Integrated busy light LED indicator • Charging stand (for headset) • Connect all devices you want with built-in Bluetooth 4.2 and USB port • Expand PC’s connectivity with 2-port USB hub • Control all calls on the 4.0 inch (480 x 800) capacitive touch screen by simply finger touch • Function as a hand-free phone, freeing from wearing headset Specifications Battery • Talk time: up to 8 hours • Standby time: 54 hours • Charging time: 2.5 hours (12V/2A) DECT • Wireless range: up to 120m/394feet • Secure DECT (level): Step B - authentication - DSAA, encryption - DSC (64bit) • Cordless Advanced Technology: CAT-iq 2.0 Audio (Headset) • Microphone type: dual microphone • Microphone sensitivity: -38.0+/-2 dBV • Microphone frequency range: 100 Hz-10 kHz • Speaker size: Ф 13.6 • Speaker sensitivity: 116+/-3 dB, 0.179 V • Speaker impedance: 32+/-4.8 Ω • Speaker max output power: 10 mW • Speaker frequency range: 20 Hz-10 kHz • Speaker bandwidth - talk mode: wideband • Speaker bandwidth - music mode: super wideband (Pending) Audio (Base) • Microphone type: ECM Omnidirectional microphone • Microphone sensitivity: -38.0+/-2 dBV • Microphone frequency range: 70 Hz-20 kHz • Speaker size: 40mm*20.8mm • Speaker sensitivity: 97+/-3 dB • Speaker impedance: 4 Ω+/-15% • Speaker max output power: 4 W • Speaker frequency range: 160 Hz-20 kHz • Optional accessories (sold separately): • Busylight BLT60 • WHC60 Wireless Charger • Bluetooth Dongle BT50 WHAT'S INCLUDED • Base • Headset • Earhook & eartips • Headband • Neckband • Power Adapter • 2* 1m USB 3.0 Cable • Quick Start Guide