T99W175 is designed to enable wireless data connectivity for notebook computer or any other device compatible with the PCI Express M.2 Specification 3042 type Key B slot. T99W175 is the data card solution that delivers wireless wide-area network (WWAN) connectivity for the 5GNR (Sub 6G), LTE, UMTS (HSDPA/HSUPA/HSPA+DC-HSPA+) and GPS/Glonass/ Beidou/ protocols in one hardware configuration. PN:5W10V25782 Modem it only work with PCIE mode, not work at USB potocol. Not work for USB Adapter Supported FrequencyLTE: B1/2/3/4/5/7/8/12/13/14/17/18/19/20/25/26/28/29/30/32/34/38/39/40/41/42/46/48/66/71 5G: n1/2/3/5/7/8/12/20/28/38/41/66/71/77/78/79 WCDMA: B1/2/4/5/6/8/9/19 Supported FeatureData Only SIM Cardau Nano IC Card 04 (The product appearance and printed words depending on the batch, but this does not affect use) Specification:B Color: As shown Material: PCB Package Contents: 1x T99W175 5G module 1x Antenna(Colors and styles are random, specified colors and styles are not accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.