Product Review

Yarrashop Bluetooth 4.0 Speaker Portable Subwoofer Power Bank Rechargeable with LED light for Outdoor Sport (Including bike mountain brackets)

Main Features:
Built-in Bluetooth Technology Works with Virtually any Bluetooth-Enabled Device (Smartphones, Tablets, PCs)
Silicone protective sleeve ensure water resistent, dustproof and shockproof function
Built-in 4000mAH battery, which can last for up to 10 hours on a single charge. This speaker can also be used as a mobile power bank
This is a multifunctional bluetooth speaker which has flashlight, wireless bluetooth music, FM, TF card, power bank functions
Flashlight function for emergency
Specifications:
1. Battery capacity: 4000maH
2. Bluetooth Version: CSR 3.0
3. Music time: 6-10hrs
4. Standby time: ?30 days
5.Transmission distance: 10m
6. Frequency response: 20Hz-20KHz
7. Speaker: 4?
8. SNR: ?90dB
9. Operating voltage: 3.7V
10. Distortion:<1%
11. Input voltage: 5V/ 1A; Output voltage: 5V; Output power: 3W; Work voltage: 3.7V
12. LED lamp power: 1W
13. 3 LED modes: Normal, Weak, Flash
14. Size: 156 x 51 x 51 mm
16. Weight: 260g
Package including: 1 x Bluetooth Speaker 1 x Bicycle Bracket 1 x USB Charging Cable 1 x User's Manual
Warm reminder:
Extremely loud music can drown out sound of traffic or other danger signals. Make sure you can always hear what is going on around you.