Hoco Graceful E151 Universal AUX Bluetooth Audio Adapter
The Hoco Graceful E151 Universal AUX Bluetooth Audio Adapter is designed to add wireless Bluetooth audio to devices with a 3.5mm AUX connection. With 2-in-1 receiver and transmitter modes, Bluetooth 5.4, a compact 10g body, 150mAh rechargeable battery, and up to 7 hours working time in RX mode, it is a practical solution for cars, speakers, TVs, PCs, headphones, and other non-Bluetooth audio devices.
Key Features
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2-in-1 Receiver & Transmitter Modes
Works as both a Bluetooth receiver and Bluetooth transmitter for flexible audio use.
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Bluetooth 5.4 Technology
Provides faster pairing and stable wireless audio connection.
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AUX 3.5mm Connector
Adds Bluetooth functionality to non-Bluetooth devices with a 3.5mm AUX port.
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Receiver Mode RX
Lets wired speakers, car AUX systems, or headphones receive Bluetooth audio from phones, tablets, or laptops.
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Transmitter Mode TX
Allows non-Bluetooth devices such as TVs or PCs to transmit audio to Bluetooth headphones or speakers.
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Compact & Lightweight Design
Small 23 × 100 × 13mm body and 10g weight make it easy to carry and use while traveling.
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Long Battery Life
Supports up to 7 hours in receiver mode and up to 4 hours in transmitter mode.
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Fast Charging
Fully charges in approximately 2 hours.
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Long Standby Time
Up to 200 hours standby time for convenient daily use.
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Wide Compatibility
Suitable for TVs, PCs, cars, speakers, headphones, smartphones, tablets, and other AUX-supported devices.
Technical Specifications
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Product Type: Bluetooth Audio Receiver / Transmitter
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Brand: Hoco
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Model: Graceful E151
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Material: ABS
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Bluetooth Version: 5.4
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Chipset: JL AC6956C
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Connector: AUX 3.5mm, 3-pin
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Modes: RX receiver mode / TX transmitter mode
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Battery Capacity: 150mAh
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Charging Time: Approx. 2 hours
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Working Time RX Mode: Up to 7 hours
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Working Time TX Mode: Up to 4 hours
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Standby Time: Up to 200 hours
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Dimensions: 23 × 100 × 13mm
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Weight: 10g
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Use Case: Car AUX, speakers, TVs, PCs, headphones, smartphones, tablets, and travel audio setups
Battery Life
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Battery Capacity: 150mAh
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RX Mode Working Time: Up to 7 hours
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TX Mode Working Time: Up to 4 hours
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Standby Time: Up to 200 hours
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Charging Time: Approx. 2 hours
Actual battery life depends on mode, volume level, Bluetooth connection stability, device type, and usage habits.
Bluetooth Version
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Bluetooth Version: 5.4
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Chipset: JL AC6956C
Connectivity
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Wireless: Bluetooth 5.4
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Wired Connector: AUX 3.5mm, 3-pin
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Modes: Bluetooth receiver and Bluetooth transmitter
Best Use Cases
- Adding Bluetooth to car AUX systems
- Connecting phones to wired speakers
- Sending TV audio to Bluetooth headphones
- Using Bluetooth headphones with PC AUX output
- Upgrading older audio systems
- Travel audio setups
- Home speaker and headphone use
