The BT-400 is a Bluetooth Smart Ready USB Micro Adapter which is designed to fully compatible with the Bluetooth standard v4.0. It is a dual mode dongle supporting Bluetooth v3.0/v2.1 and Bluetooth Low Energy. It presents the smallest form fact and high effective performance which enables you to simply connect many Bluetooth devices dramatically enhances communications between partners or equipment at different locations and it is highly integrated Bluetooth Adapter, includes Radio, Baseband, link Manager, and Host control interface. Due to its smallest dimensions, high sensitivity, ultra-low power consumption, it is suitable for numerous electronic devices without any space limitation, it can connect with different devices by USB port like notebook, desktop, Raspberry Pi.
Compatible with Bluetooth specification v4.0
USB 2.0 interface
In Dual Mode: Maintains fully backward compatible with Bluetooth 2.1/3.0
Support Bluetooth Low Energy
Support maximum asynchronous transfer rate of 3Mbps
2.4GHz~ 2.4835GHz ISM Band
Ultra-low power consumption
Secure Simple Pairing (SSP)
Enables wireless communication with Bluetooth-enabled computers, printers, phones, headsets, speakers, keyboards, controllers, and more
Lead-free components (RoHS compliant)
Data Rates: Up to 3Mbps
Transmitter Power: Class 2
Distance: 30FT (10 meters) in free space
Frequency Band: 2.4 ~ 2.4835GHz unlicensed ISM band
0.87 x 0.56 x 0.23 inches (H x W x D, approximate)
Weight: 0.1 ounces
Premiertek BT-400-V2 Dual Mode Bluetooth V4.0 USB Adapter
CD-ROM with manual and utilities
Monitor Display Type : LED
Product Model : BT-400-V2
Frequently Asked Questions
What are my shipping options for this product?
Usually delivers in 3 - 10 business days after shipment
Usually delivers in 2 - 6 business days after shipment
Two day -
Usually delivers in 2 business days after shipment.
How do product returns work?
Items must be returned in the original manufacturer's packaging. We strongly recommend you keep your packaging for at least the first 90 days after purchase.
• We offer a 30 day return policy on all items. (unless stated otherwise in the listing)
• Video games must be returned unopened. If the item is defective, it can be returned within 15 days with a receipt and the original packaging. Defective items may only be exchanged for the same title.
• All returns must be in original condition and must include the original packaging and content in tact.
• Returns must be packed in proper packaging to avoid damage to the item or it original packaging.
• For any return request please contact us to receive a RMA number and return instructions.
• 10% restocking fee may apply.
• Please allow 3-5 business days after we receive your package to process your return.
• Any returns that violate this return policy will not be accepted and will be sent back at customers expense.
The following electronics items must be returned within 15 days of receipt:
Printers (including 3D printers)
3D printing supplies and products
Digital music players
Portable video players
Video Game Consoles
Please note that a sales tax of 9.25% will be applied to all orders shipped within the state of California.