a heartbeat

V-Tech Plug Sleep Training Soother Speaker

V-Tech Jr. Sleep Training Soother Speaker: Crib Toy, 1-Piece, 0.8 lbs

Motorola Nursery S1 Light and Sound Soother

Magic Years 10" Musical Press Light Up Crib Toy: Soother, 12" Height, 4.5 lbs Weight

Frida Baby 3-in-1 Sound Machine + Sleep Trainer + Nightlight: Electric, White Noise, 7-Inch Height

Frida Baby 2-in-1 Portable Sound Machine + Nightlight: Battery Powered, White Noise, Sound Therapy

Baby Einstein Take Along Opus Soother - 0m+

Skip Hop Glow with Me Portable Baby Sleep Sound Machine - Acorn

Fisher-Price Soothe 'n Snuggle Otter, Portable Plush Soother

Fisher-Price Baby Toy Calming Vibes Puppy Soother Plush Portable Sound Machine with Vibrations for Newborns

HABA Whale Lovey Crinkle Toy, Baby Soft Cloth and Baby Soother with Attached Red Fish for Sensory Play

HABA Lion Lovey Crinkle Cloth Soft Baby Toy, Cuddly Crinkle Toy for Babies - 5.5" Square Baby Toy for Sensory Play and Development, Machine Washable

Zazu Kids Suzy the Portable Baby Soother & Shusher, 6 Calming Sounds, White Noise Hush Machine, Newborn & Infant Sleep Aid, Cry Sensor

Fisher-Price Soothe 'n Snuggle Koala Baby Sound Machine with LIghts Music & Rhythmic Motion

GUND Tinkle Crinkle Bunny Play Together Toy – Soft Sensory Plush with Teether, Crinkles, Bells & Feathery Fabric for Newborn Developmental Play

Zazu Kids Shally The Sparrow Nightlight & Sounds Machine, 3 Molodies to Help your Baby Fall Asleep, Cry Sensor & Automatic Shut off After 30 mins

Link White Noise Sound Machine 9 Different Sounds Compact Great For Travel Timer

GUND Tinkle Crinkle Birdie Play Together Toy – Soft Sensory Plush with Teether, Bells, Crinkles & Feathery Fabric for Newborn Developmental Play