About Product: Product Name: Hoco - BT Audio Transmitter (E73) Features: 🎧 Product: Hoco - BT Audio Transmitter (E73) 📡 Bluetooth: Version 5.0 powered by the JL AC6956 chip for stable connections 🔋 Battery: 250mAh capacity with a standby time of 200 hours; full charge in about 2 hours ⏰ Usage Time: Delivers 10 hours in RX mode and approximately 8 hours in TX mode 🔌 Connectivity: Equipped with a 3.5mm plug for versatile audio options 🎛 Dual Mode: Integrated AUX and Bluetooth audio transceiver for easy one-key switching