NEWRIXING NR138W Wireless Speaker TWS Handheld Noise Cancelling Smart Bluetooth-compatible Microphone Sound Amplifier Music Player - Green

• Adopt DSP sound field processing, and support a sound change to meet your entertainment needs. The microphone pickup is newly upgraded with a big sound and no distortion
• It delivers high-definition sound quality and stereo surround to ensure a more enjoyable music experience because of its built-in magnetic dual speakers with diaphragm
• Made of high-quality ABS material, lightweight and durable 
• Large gold plating area. Good looking. Unique and beautiful appearance design
• Suitable for home, KTV, singing, etc. And support dual microphone interconnection, and can be connected to the same phone, singing the same song, to achieve a duet

Specifications:

• Bluetooth-compatible version: 5.0 + EDR
• Output power: 3Ω 9W 
• Speaker size: Φ52 mm 
• Frequency response: 100hz-18khz
• Input voltage: DC5V (1A)
• Battery capacity: 2000mAh
• Charging time: 3 hours
• Working time: 6 hours
• Noise signal: 80dB or more