•Capacitive touch mute button with LED
•1500mA built-in Li-Ion battery
•Micro-B port for charging, BYOD microphone and upgrading
•Low power indicator
•Bluetooth v2.1+EDR protocols
•Proprietary 2.4GHz wireless technology with dynamic beamforming technology
•Ultrasound pairing technology
•High quality audio coding with error tolerance
•Built-in 8 omni-directional MEMS with 5-meter pickup range
•Standard 1-Year Manufacturer’s Warranty (extended warranty up to total 3-year is available)

•Battery: 1500mAh Lithium-ion battery, 12h talk time
•MIC: 8 omni-directional MEMS (Up to 5-meter pickup range)
•Maximum Connection Distance: Up to 66 ft(2.4G); Up to 33 ft (Bluetooth)
•Audio Feature: ANS, AGC/DRC, Noise Shield Technology
•Audio Codecs: Opus
•Modes: Proprietary 2.4G, Bluetooth, Bring Your Own Device (BYOD)
•Bluetooth: Bluetooth 2.1+EDR
•Cascade Ability: Up to 2
•Auxiliary Port: 1 x Micro-B USB
•LED: 1 x tri-colour LED for status indication, 1 x dual colour LED for mute status indication, 1 x dual colour LED for power indication
•Power Adapter: Input 220V; Output 5V, 1A
•Operating Environment: Temperature 0°C to 40°C (32°F to 104°F); Humidity 10% to 90% non-condensing

•1 x GMD1208 microphone
•1 x USB cable
•1 x Power supply
•Quick installation guide
•GPL