For iPhone 15 Skin Feel Dream RFID Anti-theft PU Card Bag Phone Case(Coffee) Tag-Safety Box please check our device power

please check our device power adapter whether connected perfectly

Color filter: including diffuser filter and yellow filter

Signal-to-Noise: >=85dB

For HP Compaq

General Weight 16g

For iPhone 15 Skin Feel Dream RFID Anti-theft PU Card Bag Phone Case(Coffee) Tag-Safety Box please check our device power1. Material: PU leather + TPU material. 2. The opening is accurate, and all ports and buttons can be used directly without removing the case. 3. Simple, comfortable and easy to carry. 4. It can fully protect the device from normal scratches, dirt, tear and wear. 5. All buttons and ports are easily accessible. 6. RFID shielding prevents others from maliciously reading and stealing your personal information.