Product name: ws1816 wireless LED bluetooth microphone
Product size: 27 x 8 x 8cm/10.63 x 3.15 x 3.15in
Net weight: 466g
Material: ABS shell, Aluminum alloy handle, steel mesh cover
Input voltage: 5V
Power supply: USB power supply
Battery capacity: 1800mA, 18650 lithium battery
Quantity of speakers: 2
Connection mode: mobile phone Bluetooth Applicable places: family, KTV, outdoor, car etc.

-Model number: A770BL
– Bluetooth version: 5.0
– Battery capacity: 250mAh
– Standby time: up to 25h
– Talking time: up to 10h
– Playing time: up to 13h
– Charging time: 1h
– Transmission distance: up to 10m
– Frequency response: 20-20kHz
– Connectivity: Bluetooth, 3,5mm aux-in

Tweeter-9 delivers unmatched performance, with superior recording clarity. This digital microphone is designed to meet and exceed the rigorous expectations. Incredibly simple to use for the game streamer or professional YouTuber at home. Just plug it into your PC or laptop and you are done. No additional drivers or software necessary.

• Bluetooth Version: V5.0
• Play Modes: Bluetooth, AUX, USB Flash Disk
• Drive Units: 58mm 40
• Rated Output Power: 25W x2
• SNR: >90dB
• THD: <10%
• Frequency Response Range: 60Hz-20KHz
• Transmission Distance of Bluetooth: >10m

Specifications

• Battery: 230 mAh 
• Input: DC 4.8 – 5.4V 
• Working Time: 7.5 Hours 
• Re-Charge Time: 2 Hours 
• Frequency Range: 2.4 GHz 
• Sensitivity: -38 dBFS 
• Latency: 25 ms

Features

• Environment noise reduction
• Plug & play
• Low latency
• Ideal for live-streaming, videos and podcast
• Lavalier mic for phone, tablet, camera