NewRixing NR-4019 Outdoor Portable Bluetooth Speaker with Hands-free Call Function, Support TF Card & USB & FM & AUX (Grey)

About that product
1. With a characteristic lanyard, portable and easy to bring
2. TWS series technology
3. Built-in 1200 mAh full 18650 original battery
4. Bluetooth playback test at 80% volume
Play time: 5-6 hours, charging time: 4 hours (play time varies with volume and audio content)

Product parameters
1. Output power: 2x 3W
2. Speaker: 2, external magnetic 4ohm 3W, 52mm
3. Signal to noise ratio: >=80dB
4. Bluetooth standard: 4.2+EDR
5. Working distance: >=10 meters
6. Input voltage: <=DC5V (1A)

Product Features
1. Bluetooth function / hands-free calling / FM radio / support USB, TF card playback / support AUX audio playback / support for cyclic charging / TWS function

Accessories
1. Charging cable, audio cable, manual