bluetooth 5.0 Wired Microphone Headset USB Wired Microphone Speaker

Features:1.Standard wired microphone headset.2.Quality sound, can be clearly transmitted.3.Compact and lightweight, easy to carry and wear.4.Compatible with most bluetooth-enabled devices.5. Provide 8 hours long using time to meet your needs.6.Comes with adjustable carry strap, more convenient.7. Widely used for teaching, training, tour guides, and other occasions.Item Specifics:Material: ABSColor: White / Green / Black (optional)Interface: USBVersion: BT5.0Working Voltage: 7.4VRated Watt: 5W+5WCharging Voltage: DC 5VFrequency: 40Hz - 20KHzChannel: 2CPU: 2Speaker: 3 Inch x 2SC8025MOS QTY: 2Play Time: 8HPlayback Format: MP3SNR: 83dBResolution: 80dBDistortion: 1% (3.7V 1KHz 1W)Impedance: 3ΩCoverage: Indoor 2000㎡ / Outdoor 1000㎡Extended Storage: NOT SupportEffective Distance: 10m / 33ftWorking Temp: -5 ~ 40℃ / 23 ~ 104°FRequired: 1x 3.7V 3000mAh 18650 Rechargeable Li-ion Battery (NOT included)Dimension: 90 * 39.2 * 109.5 mm / 3.54 * 1.54 * 4.31 in (approx.)Package Included:1 x Speaker1 x Wired Microphone1 x USB Charging Cable1 x Waistband2 x Microphone Cover(Memory card and other decorations NOT included)