Feature(may vary by option.)

●Consumer Alert: Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device.
●Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888- CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCCs wireless microphone website at fcc.gov/cgb/wirelessmicrophones.

[CA4 No mic Black without microphone]

Description

Hybrid Dual Driver 1BA 1DD Dual Driver as a subwoofer and provides air movement for realistic bass depth and effect, excellent clarity and clear details. CUSTOM COMFORT:
Universal musician monitors from CCA CA4 Audio utilize hybrid coupling of two different driver types to provide excellent audio performance on and off the stage.

Durable.
A brand new Balanced Armature (BA) driver is fast and precise for clear and detailed reproduction of midrange and treble.

Noise isolating design.
The in-ear design of the CA4 blocks external noise and allows lower volume, protects your hearing and improves sound quality. Comply memory foam earplugs provide maximum comfort and increase noise isolation for a superior sound experience.

Specifications:
1. Material: zinc alloy + imported resin cavity + aluminum alloy sound output
2. Product Name: Genuine CCA CA4 In-Ear Headphones
3. Model: CCA CA4.
4. Drive unit: 1 dynamic 10 mm woofer 1BA 6 mm tweeter.
5. Headphone type: In-ear
6. Impedance: 23Ω
7. Headphone sensitivity: 107 dB/mW
8. Frequency range: 20-40,000 Hz.
10. Plug interface: 3.5mm gold plated
11. Connector Type: Line Type
Cable length: 1.2 m ± 3 cm.
13. Color: Blue/Black
14. Cable Conductor: 1.25 4N Oxygen Free Copper Coating
15. Headphone interface: 2-pin, 0.75mm interface
16. Whether with cable: yes, with 2 pin 0.75 mm cable.
17. Whether with microphone: no/m.