Mains AMAZON White 456 g 82 x 84 x 146.7 mm (H x W x D) - WiFi- Bluetooth - iOS- Android Alexa 1 year

Yes 45 mm Rectangular APPLE 39 g Hook-and-loop closure Apple app store 45 x 38 x 10.7 mm (H x W x D) Water resistant (up to 50 m) Yes - WiFi 4- Bluetooth 5.3 Yes iOS Nylon Siri watchOS 10 1 year

Yes 1.2” Circle GARMIN - Bezel: Silver- Strap: Black 63 g Buckle Garmin Connect IQ store 122 x 91 x 70.5 mm (H x W x D) Water resistant (10 ATM) Up 1.5 hours Yes - Bluetooth- WiFi- NFC Silicone USB cable Garmin OS 2 years

Multi-room speaker Yes DENON Black Aux-in x 1 1.7 kg No HEOS app 1.0 Yes 187 x 120 x 120 mm (H x W x D) HEOS Mains USB x 1 - iOS- Android Bass & treble control Group speakers 2 years Yes 32

Yes Yes DENON Grey - Optical x 2- RCA x 1 8.2 kg 50 HEOS app 2.0 Yes Bluetooth 3.0 Yes 10 - 20,000 Hz 16 Ohms HEOS Yes 120 W (60 W + 60 W) Yes Mains USB x 1 - iOS- Android- Kindle Fire Yes 2 years Yes Yes 32

Portable speaker No MARSHALL Black Aux-in x 1 1.9 kg No Marshall Audio app 2.0 Bluetooth 5.1 50 - 20,000 Hz 4 Ohms 103 x 230 x 95 mm (H x W x D) IP67 (water & dust resistant) Up to 20 hours - Tweeter x 2- Woofer x 2 Rechargeable battery Stack mode Marshall Signature Sound - iOS- Android 85 dB 2 years Yes

Yes Portable speaker BOSE Luxe silver Aux-in x 1 660 g Bose Connect app Bluetooth 4.2 152 x 82 x 82 mm (H x W x D) Bose SimpleSync Up to 13 hours Lithium-ion battery 2 speakers - iOS- Android - On-mode: 8 W- Standby: 0.4 W 2 years Yes

Megasound speaker No JBL Black 17.42 kg RCA x 1 JBL Partybox 2.0 Bluetooth 5.1 45 - 20,000 Hz 6 Ohms IPX4 splashproof Up to 18 hours - Mains- Rechargeable battery Karaoke Sing-Along Up to 2 speakers 120 W LED lighting with 5 modes USB x 1 - iOS- Android Treble and bass control On-mode: 102 W Bass Boost AAC, MP3 2 years Yes

Portable speaker No JBL Black No 960 g No JBL Connect app 1.0 Bluetooth 5.1 65 - 20,000 Hz 6 Ohms 96.5 x 223 x 94 mm (H x W x D) Waterproof & dustproof (IP67) - Control stereo pair- Updates Up to 20 hours 40 W (10 W + 30 W) Rechargeable battery Over 100 speakers - iOS- Android AAC, MP3 Yes 2 years

BOSE Silver 170 g 155 x 950 x 950 mm (H x W x D) USB Bose Portable Home Speaker 2 years

No No YAMAHA Black 13.7 kg (per speaker) No No No 43 - 26,000 Hz 6 Ohms Bass-reflex port 31 kg 89 dB 2 years

Yes Portable speaker BOSE Triple black Aux-in x 1 660 g Bose Music app Yes Yes 82 x 82 x 152 mm (H x W x D) Up to 17 hours Lithium-ion battery 2 speakers - iOS- Android 8 W 2 years Yes, up to 0.5 W