Two-in-one B20 Bluetooth Adapter Bluetooth Receiver

Feature:

◆Using CSR8675 high-end chip design.

◆CSR’s latest ANC noise reduction and echo cancellation technology

◆Support TX dual stream, RX multi-point connection.

◆SPDIF, I2S audio input/output interface, can be switched freely

◆Built-in rechargeable battery, long battery life

◆Support SBC, MP3, AAC, apt-X HD, apt-X LL and apt-X audio formats

◆16Mb built-in eFlash and up to 64Mb external serial flash memory, digital-to-analog conversion signal-to-noise ratio up to 75dB

◆Support trading platform (left and right audio channels are separated)

◆The product connection is simple, no need for cumbersome driver to download APP;

Specification:

Model: CSR8675

Bluetooth version: Bluetooth V5.0

Support protocol: RX: A2DP AVRCP TX: A2DP

Working frequency band: 2.402GHz -2.480GHz

Power level: Power level 2 (Class II)

Sensitivity: (-80dBm <0.1%BER)

Signal to noise ratio: ≥75dB

Distortion degree: ≤0.1%

Support dual stream support dual stream (TX mode): support (a transmitter is connected to two Bluetooth speakers or headphones at the same time to use the codec)

Support multipoint (RX mode): support (connect two mobile phones)

Codec TX: apt-X HD, apt-X LL, apt-X, SBC;

RX: apt-X HD, apt-X LL, apt-X, SBC, AAC;

Note on using APTX: Priority support for apt-X HD codec in a single connection (the connected device must also support apt-X HD)

Working current: <35MA

Built-in battery: 600MAH

Charging current: about 200MA

Charging time: about 3 hours

Service life: RX is about 18H, TX is about 22H

Bluetooth distance: ﹥ 10M (open space)

Charging method: Micro USB 5V / 0.5A

Input/output connection mode: SPDIF interface, I2S AUX interface

Compatible with Android, IOS system mobile phones and PAD, and support A2DP protocol for connection and use of Bluetooth speakers or headphones

Package Content:

Bluetooth receiver*1

The term “Two-in-one B20 Bluetooth Adapter Bluetooth Receiver” suggests a device that serves a dual function as both a Bluetooth adapter and a Bluetooth receiver. Let’s break down the key components:

1. Two-in-one:
   • “Two-in-one” indicates that the device combines two functionalities into a single unit. In this context, it likely means that the device can both function as a Bluetooth adapter and a Bluetooth receiver.
2. B20:
   • “B20” might be a model or product identifier. It could be specific to the manufacturer or brand of the device.
3. Bluetooth Adapter:
   • A Bluetooth adapter is a device that allows non-Bluetooth-enabled devices to connect to Bluetooth-enabled devices. For example, it can enable a non-Bluetooth audio device to transmit audio wirelessly to a Bluetooth speaker.
4. Bluetooth Receiver:
   • A Bluetooth receiver, on the other hand, is a device that can receive Bluetooth signals and output audio or data to non-Bluetooth-enabled devices. For instance, it can receive audio from a Bluetooth-enabled smartphone and play it through traditional wired speakers.

Combining these elements, a “Two-in-one B20 Bluetooth Adapter Bluetooth Receiver” is likely a versatile device that can be used in various scenarios. Here are some potential features and use cases:

• Connect Non-Bluetooth Devices:
  • Use the device as a Bluetooth adapter to enable non-Bluetooth devices to connect wirelessly to Bluetooth-enabled devices.
• Wireless Audio Streaming:
  • Utilize the Bluetooth receiver function to wirelessly stream audio from Bluetooth-enabled devices to non-Bluetooth audio systems or speakers.
• Compatibility:
  • Check for compatibility with different devices, such as audio systems, headphones, speakers, or car stereos.
• Dual Mode Switching:
  • The device may have a switch or mode selection feature to easily switch between Bluetooth adapter and Bluetooth receiver modes.
• Range and Connectivity:
  • Consider the Bluetooth range and connectivity options to ensure it meets your needs, whether for home use or on-the-go applications.

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