No In-ear GOJI Black 40 g Internal Lithium-ion Bluetooth 5.1 16 Ohms Yes Dynamic drivers 94 dB Up to 14 hours 2 hours Yes Yes Closed USB 10 mm 20 - 20,000 Hz In-line 10 mW - iOS- Android No No Silicone 10 m - Siri- Google Assistant 1 year Yes

W-KING IPX6 Tabletop Button Control Tablet, Smartphone Bluetooth Music,Movies,Outdoor 7.2

Gold-plated 3.5 mm jack In-ear LOGIK Black 9.5 g 16 Ohms No Neodymium drivers 94 dB 1.2 m No Open 12 mm 20 - 20,000 Hz 5 mW No No 1 year No

Yes Portable speaker JVC Blue 517 g 2.0 Bluetooth 5.0 80 - 16,000 Hz 4 Ohms Passive bass radiators x 2 198 x 81 x 79 mm (H x W x D) Water-resistant (IPX6) Up to 8 hours 10 W (5 W + 5 W) 50 mm drivers Rechargeable battery 81.6 db 1 year Yes

3.5 mm jack On-ear SKULLCANDY Black 145 g Internal Lithium-ion Yes Bluetooth 5.0 30 Ohms Yes Neodymium drivers 126 dB Up to 22 hours 1.2 m 1.5 hours Yes Open Yes 40 mm 20 - 20,000 Hz Yes Earcup 40 mW All smartphones No Yes Synthetic leather & plush 10 m 2 years Yes

Sony SRS-XB13 1.0 count Surround Sound Tabletop Wireless, Waterproof, portable Smartphone,Laptop,Tablet 4 Inches Bluetooth For smartphones or tablets

4 GB LPDDR4 Chromebook - Intel® WiFi 6- 2x2 ASUS HD webcam Silver 1.51 kg 64 GB eMMC No Membrane keyboard Yes Bluetooth 5.2 No Full HD 1920 x 1080p 14' LED No Up to 10 hours 3-cell Lithium-ion - Microphone- Google Assistant - LED backlighting- Anti-glare ChromeOS MicroSD 1 year

Beats app No In-ear BEATS White 49 g Internal lithium-ion battery Yes Yes Sweat & water resistant (IPX4) Yes Three acoustic vents Yes - Android- iOS Earbud Yes - Android- iOS Yes Yes - Google Assistant- Siri 1 year Yes Yes

Sony Black Plastic WH1000XM4 Over Ear Adult Wireless Bluetooth, NFC

Slothcloud Square Modern Purple-5 kids fitness tracker watch 1.5 Inches Kids，boys，girls, teens Smartphone Kid

HUAWEI Round GT 4 Green Woven HUAWEI WATCH GT 4 1.43 Inches Adult

Sony SRS-XB13 1.0 count Multimedia Floor Standing App Control Tablet Bluetooth For music players