Bluetooth speaker

Model Number: KYS-883 Brand Name: Kaiying Key Specifications/Special Features: Specification:Model number: KYS-883 Power supply: 5VDC, 2.3A Transducers: 1.5” (40mm)x2 Amplifier power: 6W X2 Frequency response: 105Hz-20kHz Signal-to-noise ratio: 80dB Dimensions (dia x H): 79mmx182mm Battery type: polymer Li-ion3.7V/4000mAh Input connections: 3.5mm Listening time on battery power: 5 hours
Battery charge time: 3 hours
Bluetooth transmitter frequency range:2.402 - 2.480GHz
Bluetooth transmitter power: 0 - 4dBm
Bluetooth transmitter modulation: GFSK/4 DQPSK, 8DPSK
Colors:black, blue, red, white
Package included:
1*speaker
1*USB cable
1*audio cable
1*manual
Certificates: CE, FCC, RoHS

Product features:
Portable style
Grade A++ battery
Factory direct price
With a precise IC protector to safety avoid over-charging over-discharging and shortcircuit.
Suitable for all kinds of mobile phones and digital products with DC 5V input.

How to order
If you are interested in our products, please tell us which items and quantity.
We will make a proforma invoice for your order.
We will deliver the goods ASAP when we receive your payment.
Commercial invoice amount can declare lower as your request to avoid the high tax.
If the weight over 21kgs, shipping fee is more cost-effective.

OEM & ODM service:
OEM service: OEM service with professional R&D and design team.
Battery or atomizer logo: more than 200pcs.
Gift box logo: more than 500 sets.
Components requirement: except for the standard components, if you have special request for the components, we can have custom-made for you.

Shipping:
FedEx/UPS/DHL/EMS/TNT.
By air, please choose your favorite shipping method according your detail requirement.
Normally, it will take around 3-7 days from China to designation country. Please note that some remote place will need more around 1-3 days.
Delivery lead time:
Sample within 1-3 days.
Bulk order within 3-7 days.

Warranty:
We provide one year warranty and whole life product service.
If the product is defective, please notify us within 3 days of delivery all products must be returned on their original condition in order to quality for exchange of goods.
Buyer is responsible for shipping cost of returning, seller is responsible for shipping cost of resending.