Kodtec Wireless Microphone Conference 4pcs KT-7104U

Features:

• Multi-Point Connection: This technology lets you pair the TUNE 500BT headphones with two Bluetooth-compatible devices, so you can quickly and easily switch between the two with a simple press of a button. No more re-pairing or needing a separate set of headphones for the second device. For example, while watching a video on your tablet, you can switch to your phone to answer an incoming call, or while playing a mobile game on your phone, you can easily switch to a video conference call on your laptop.
• Battery Life: On a full charge, the JBL TUNE 500BT headphones can run for up to 16 hours. Recharging them fully only takes approximately two hours, but you can speed charge them to get one hour of use with just five minutes of charging.
• JBL Pure Bass sound: Wireless headphone features the renowned JBL Pure Bass sound, which can be found in the most famous venues all around the world.
• Fold-flat compact design: The lightweight materials and soft ear cushions with a padded headband make the bluetooth headphones comfortable to wear for extended periods. The foldable design makes it convenient for you to carry your headphones anywhere and anytime you want music.
• Lightweight & Comfortable: The TUNE 500BT on-ear headphones are designed to feel good when wearing them for extended periods. They weigh only 5.7 oz and feature soft ear cushions and a padded headband.
• Hands Free Calls: Easily control your sound and manage your calls from your bluetooth headphones with the convenient 1-button remote with microphone.
• Please Note: Before use please fully charge the headphone with the supplied cable as well as make sure your device is fully updated to the latest Bluetooth version

Specifications:

Headphone

• Foldable: Yes
• Driver Size: 1.26″ / 32 mm
• Impedance: 32 Ohms
• Active Noise Cancellation: None
• Controls/Microphone Location: Earpiece (Side Unspecified)

Performance

• Frequency Response: 20 Hz to 20 kHz (Wireless)
• Sensitivity: 24 dB at 1 kHz
• Noise Attenuation: None
• Storage Capacity: None

Microphone

• Number of Mics: 1

Wireless Connectivity

• Bluetooth Profiles: A2DP 1.2, AVRCP 1.5, HFP 1.5, HSP 1.2
• Bluetooth: 4.1
• Frequency: 2.4 GHz (2402 to 2480 MHz)
• Transmitter Power: 4 dBm
• Multipoint Support: Yes
• Maximum Paired Devices: 2
• NFC: No

Battery

• Battery Chemistry: Lithium-Ion Polymer (LiPo)
• Runtime: 16 Hours (BT), 16 Hours (Talk), 16 Hours (Music)
• Quick Charging Times: 5 Minutes for 1 Hour
• Recharge Time: 2 Hours
• DC Input Power: 3.7 VDC
• Charging Port: Micro-USB

Physical

• Material of Construction: Polyurethane