User's Manual

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4.0 Dongle（BT4D01)

1. Description

Product Type: BT4D01

This documentation describes the engineering requirements specification of BCM20705 BT

Module. This module is designed with Standard USB2.0 interface .

2. Characteristics

2.1 Features:

--Bluetooth compliant.

--Programmable output power control meets Class1,Class2,or Class3 requirements.

--Use supply voltages up to 5

--Supports Broadcom SmartAudio

,wide-band speech,SBC codec,and packet lose concealment.

--Ultra-low power consumption.

--ARMTDMI-S

-based microprocessor with integrated ROM and RAM.

--Supports mobile and PC applications without external memory.

2.2 Block ：

User Manual

Bluetooth

FCC ID:MG3-2023

4.0

Summary of content (4 pages)

PAGE 1
User Manual Bluetooth 4.0 Dongle（BT4D01) FCC ID:MG3-2023 1. Description Product Type: BT4D01 This documentation describes the engineering requirements specification of BCM20705 BT Module. This module is designed with Standard USB2.0 interface . 2. Characteristics 2.1 Features: --Bluetooth 4.0 compliant. --Programmable output power control meets Class1,Class2,or Class3 requirements. --Use supply voltages up to 5V. --Supports Broadcom SmartAudioTM,wide-band speech,SBC codec,and packet lose concealment.
PAGE 2
3.1 Technical 1）（Supply voltage): DC5V（Standard USB2.0 ）. 2）Receive current(1Mbps): 31mA（Average current). 3) Transmit current(1Mbps): 44mA（Average current). 4）Receive current(EDR): 32mA（Average current). 5) Transmit current(EDR): 41mA（Average current). 6)（Frequency range): 2402~2480MHz 7) Space : 1MHz/2MHz 8) Channel: 79（0 ~78）／４０ 9) （Sensitivity): ≤-80dBm. 10) （Carrier Frequency Stablility ）：±24kHz. （RF input impedance): 50 ohm. 11） 12)（Baseband crystal OSC): 20MHz. 3.
PAGE 3
4.2 Photos Top Bottom 5. BT4D01 5.1 CON BT4D01 Use USB2.0 5.2 Definition PIN NO.
PAGE 4
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.